Window Motor 58RS505981

• Part Type: Power Window Regulator with Motor.

• Voltage: 24V DC (Standard for heavy-duty commercial truck systems).

• Position: Typically Front Left (Driver Side) for BMC truck configurations.

• Mechanism: High-torque electric motor paired with a reinforced cable or gear-driven regulator track.

• Design Features:

• Direct OE Replacement: Engineered to match original factory dimensions for a "plug-and-play" fit.

• Commercial Grade: Built to handle the heavy, vertical glass panels used in truck cabins.

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• Primary Brand: BMC Trucks (British Motor Corporation).

• Vehicle Models: Fits various BMC heavy-duty and medium-duty cargo trucks and professional vocational vehicles.

• BMC OE Reference: 58RS505981.

• Matching Pair: 58RS505980 (Typically the Passenger Side).

• Manufacturer Ref: 58RS-505-981.

• High Quality Standards: TinzerMotor uses premium materials, including high-purity copper windings for the motor and corrosion-resistant steel for the regulator frame. This ensures smooth, quiet operation and the ability to withstand the intense vibrations of large diesel engines.

• Rigorous Testing: Every unit from TinzerMotor undergoes a strict quality control protocol:

• Life-Cycle Endurance: Each unit is tested through thousands of full-travel cycles to guarantee long-term mechanical reliability under heavy daily use.

• Load & Torque Testing: Verified to ensure the motor provides the correct lifting force and speed according to original factory specifications.

• Environmental Resilience: Tested to function flawlessly in extreme temperatures and high-humidity environments, preventing common failures like motor burnout or cable snapping.

Please contact: 

Ms Riva  

Wechat/WhatsApp +86 15355970956 

Email: riva@ruishuoautoparts.com